Minimum qualifications

1. Familiar with C++ language, and be able to write high-quality code, with a certain architectural design ability.
2. Those skilled in the development of one or more platforms are preferred, including Windows, Linux, Mac/iOS, Android, and other platforms.
3. Familiar with different image format codecs is preferred.
4. Knowledge of encryption and decryption algorithms, digital signatures, certificates, and timestamps is preferred.
5. Master degree in Computer Science, related technical field, or equivalent practical experience

Preferred qualifications

1. At least five years of relevant experience in computer graphics and image processing
2. Those who are familiar with one or more document format parsers, and have experience in developing or formatting formats are preferred.
3. Familiar with font processing and text typesetting technologies are preferred.
4. Familiar with software development in the printing industry, in-depth understanding of color space, overprinting, and overprinting.
5. Work experience in PDF and related areas is preferred.
6. Excellent documentation, communication, organization, and analysis skills.